- convulsively uproarious: sidesplitting laughter.
- producing uproarious laughter; extremely funny: sidesplitting farce.
Origin of sidesplitting
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for sidesplitting
Is the Republican nominee armed with a sidesplitting sense of humor?Is Mitt Romney a Laugh Riot? Maybe
August 28, 2012
But rival Sharron Angle also ran an epically terrible campaign, one that comes with a sidesplitting blooper reel for the DVD.How Harry Pulled It Off
November 3, 2010
What she said was sidesplitting enough, but her gestures, her expression and her voice were beyond description.The Camp Fire Girls' Larks and Pranks
Hildegard G. Frey